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Archive for the ‘biotech/medical’ category: Page 513

Nov 9, 2022

Monoclonal Antibodies Preserve Stem Cells in Mouse Brains

Posted by in categories: biotech/medical, neuroscience

Summary: Using monoclonal antibodies instead of conventional immunosuppressant drugs preserves stem cells in mouse brains.

Source: University of Michigan.

A new approach to stem cell therapy that uses antibodies instead of traditional immunosuppressant drugs robustly preserves cells in mouse brains and has potential to fast-track trials in humans, a Michigan Medicine study suggests.

Nov 9, 2022

Using vibrations to control a swarm of tiny robots

Posted by in categories: biotech/medical, robotics/AI

Vibrating tiny robots could revolutionize research.

Individual robots can work collectively as to create major advances in everything from construction to surveillance, but microrobots’ small scale is ideal for drug delivery, disease diagnosis, and even surgeries.

Despite their potential, microrobots’ size often means they have limited sensing, communication, motility, and computation abilities, but new research from the Georgia Institute of Technology enhances their ability to collaborate efficiently. The work offers a new system to control swarms of 300 3-millimeter microbristle robots’ (microbots) ability to aggregate and disperse controllably without onboard sensing.

Nov 9, 2022

Weird magic neurons in the spine can make people with paralysis walk again

Posted by in categories: biotech/medical, neuroscience

All they need is electrical stimulation, and once activated, they re-establish the lost connection between different regions of the spinal cord.

Imagine you are stuck inside a room, you want to get out, but your body is not moving. No matter how hard you try, you are unable to move your body parts. You are not even able to move your finger, how would you feel? Well, that’s what chronic paralysis feels like.

Unfortunately, there is no known permanent cure for this neurological disorder, and this is what makes the situation worse. The physical and mental struggle that a patient with chronic paralysis goes through is unimaginable.

Continue reading “Weird magic neurons in the spine can make people with paralysis walk again” »

Nov 9, 2022

An Alzheimer’s vaccine might be possible

Posted by in categories: biotech/medical, neuroscience

The cause of Alzheimer’s is still not fully understood, but we might be able to vaccinate against it anyway.

Nov 9, 2022

We might have Alzheimer’s all wrong

Posted by in categories: biotech/medical, neuroscience

For over 30 years, toxic proteins were thought to cause Alzheimer’s. However, recent studies suggest it might be metabolic reprogramming.

Nov 9, 2022

ADHD drugs might also treat Alzheimer’s disease

Posted by in categories: biotech/medical, neuroscience

Noradrenaline-targeting drugs, including blood pressure, depression, and ADHD meds, improve Alzheimer’s disease symptoms.

Nov 9, 2022

These 5 recent advances are changing everything we thought we knew about electronics

Posted by in categories: biotech/medical, wearables

From wearable electronics to microscopic sensors to telemedicine, new advances like graphene and supercapacitors are already here.

Nov 9, 2022

Edible electronics: When will we be eating technology?

Posted by in categories: biotech/medical, health

Americans endlessly chatter about what to eat. Low fat, high protein, vegan, ketogenic — but what about electronic? Since the turn of the 21st century, a dedicated group of scientists, engineers, and technologists has been trying to create edible electronics, not necessarily for human nutrition, but rather for medical purposes.

Electronic devices composed of digestible materials that gradually break down in the body over a matter of days could precisely deliver medication inside the body and measure drug uptake. They could monitor symptoms of gastrointestinal disorders and the gut microbiome. They could allow doctors to remotely observe patients’ internal health without a visit to the hospital, further enhancing the telehealth revolution and allowing more people access to healthcare.

Nov 9, 2022

Host proteins that impair Ebola virus infection identified

Posted by in categories: biotech/medical, genetics, health

Several proteins have been identified in hosts that interact with Ebola virus and primarily function to inhibit the production of viral genetic material in cells and prevent Ebola virus infection, according to a study led by the Institute for Biomedical Sciences at Georgia State University.

Zaire ebolavirus or Ebola virus, an RNA virus pathogen that belongs to the filovirus family, causes outbreaks of severe disease in humans. This public health threat has produced outbreaks where reported case fatality rates ranged up to 90 percent.

The West Africa Ebola virus epidemic from 2013–2016 resulted in more than 28,000 infections and more than 11,000 deaths. Four outbreaks occurred in the Democratic Republic of Congo from 2017–2021 and Ebola virus reemerged in Guinea in 2021.

Nov 9, 2022

Scientists fill information gap in process of ‘molecular arms race’ between coronaviruses and their hosts

Posted by in categories: biotech/medical, military

Coronaviruses have brought about three massive outbreaks in the past two decades. Each step of its life cycle invariably depends on the interactions among virus and host molecules. The interaction between virus RNA and host protein (IVRHP) is unique compared to other virus-host molecular interactions, and has emerged to be a very hot topic in recent studies.

These studies provide essential information for a deeper understanding of IVRHP, which represents not only an attempt by viruses to promote their translation/replication, but also the ’s endeavor to combat viral pathogenicity. In other words, there is an urgent need to have a panorama of coronavirus RNA-Host protein , which will then aid in the discovery of new antiviral therapies.

On October 6, 2022, Prof. Zhu Feng from College of Pharmaceutical Sciences in Zhejiang University, Prof. Han Lianyi from College of Life Sciences in Fudan University and Prof. Lin Tao from College of Pharmaceutical Sciences in Hangzhou Normal University published an article titled “CovInter: Interaction Data between Coronavirus RNAs and Host Proteins” in Nucleic Acids Research.

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